diff options
Diffstat (limited to 'src/H5A.c')
-rw-r--r-- | src/H5A.c | 101 |
1 files changed, 32 insertions, 69 deletions
@@ -1389,9 +1389,9 @@ herr_t H5Aiterate2(hid_t loc_id, H5_index_t idx_type, H5_iter_order_t order, hsize_t *idx, H5A_operator2_t op, void *op_data) { - H5A_attr_iter_op_t attr_op; /* Attribute operator */ - hsize_t start_idx; /* Index of attribute to start iterating at */ - hsize_t last_attr; /* Index of last attribute examined */ + void *obj = NULL; /* object token of loc_id */ + H5VL_t *vol_plugin; /* VOL plugin information */ + H5VL_loc_params_t loc_params; herr_t ret_value; /* Return value */ FUNC_ENTER_API(FAIL) @@ -1405,18 +1405,20 @@ H5Aiterate2(hid_t loc_id, H5_index_t idx_type, H5_iter_order_t order, if(order <= H5_ITER_UNKNOWN || order >= H5_ITER_N) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid iteration order specified") - /* Build attribute operator info */ - attr_op.op_type = H5A_ATTR_OP_APP2; - attr_op.u.app_op2 = op; + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = H5I_get_type(loc_id); - /* Call attribute iteration routine */ - last_attr = start_idx = (idx ? *idx : 0); - if((ret_value = H5O_attr_iterate(loc_id, H5AC_ind_dxpl_id, idx_type, order, start_idx, &last_attr, &attr_op, op_data)) < 0) - HERROR(H5E_ATTR, H5E_BADITER, "error iterating over attributes"); + /* get the file object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") - /* Set the last attribute information */ - if(idx) - *idx = last_attr; + /* iterate over the links through the VOL */ + if((ret_value = H5VL_attr_iterate(obj, loc_params, vol_plugin, idx_type, order, idx, + op, op_data, H5AC_dxpl_id, H5_EVENT_QUEUE_NULL)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "link iteration failed") done: FUNC_LEAVE_API(ret_value) @@ -1471,15 +1473,9 @@ H5Aiterate_by_name(hid_t loc_id, const char *obj_name, H5_index_t idx_type, H5_iter_order_t order, hsize_t *idx, H5A_operator2_t op, void *op_data, hid_t lapl_id) { - H5G_loc_t loc; /* Object location */ - H5G_loc_t obj_loc; /* Location used to open group */ - H5G_name_t obj_path; /* Opened object group hier. path */ - H5O_loc_t obj_oloc; /* Opened object object location */ - hbool_t loc_found = FALSE; /* Entry at 'obj_name' found */ - hid_t obj_loc_id = (-1); /* ID for object located */ - H5A_attr_iter_op_t attr_op; /* Attribute operator */ - hsize_t start_idx; /* Index of attribute to start iterating at */ - hsize_t last_attr; /* Index of last attribute examined */ + void *obj = NULL; /* object token of loc_id */ + H5VL_t *vol_plugin; /* VOL plugin information */ + H5VL_loc_params_t loc_params; herr_t ret_value; /* Return value */ FUNC_ENTER_API(FAIL) @@ -1489,8 +1485,6 @@ H5Aiterate_by_name(hid_t loc_id, const char *obj_name, H5_index_t idx_type, /* check arguments */ if(H5I_ATTR == H5I_get_type(loc_id)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute") - if(H5G_loc(loc_id, &loc) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location") if(!obj_name || !*obj_name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no object name") if(idx_type <= H5_INDEX_UNKNOWN || idx_type >= H5_INDEX_N) @@ -1503,55 +1497,24 @@ H5Aiterate_by_name(hid_t loc_id, const char *obj_name, H5_index_t idx_type, if(TRUE != H5P_isa_class(lapl_id, H5P_LINK_ACCESS)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not link access property list ID") - /* Set up opened group location to fill in */ - obj_loc.oloc = &obj_oloc; - obj_loc.path = &obj_path; - H5G_loc_reset(&obj_loc); - - /* Find the object's location */ - if(H5G_loc_find(&loc, obj_name, &obj_loc/*out*/, lapl_id, H5AC_ind_dxpl_id) < 0) - HGOTO_ERROR(H5E_ATTR, H5E_NOTFOUND, FAIL, "object not found") - loc_found = TRUE; - - /* Open the object */ - if((obj_loc_id = H5O_open_by_loc(&obj_loc, lapl_id, H5AC_ind_dxpl_id, TRUE)) < 0) - HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to open object") - - /* get the native object from the ID created by the object header and create - a "VOL object" ID */ - { - void *temp_obj = NULL; - H5I_type_t obj_type; - obj_type = H5I_get_type(obj_loc_id); - if(NULL == (temp_obj = H5I_remove(obj_loc_id))) - HGOTO_ERROR(H5E_SYM, H5E_CANTOPENOBJ, FAIL, "unable to open object") - /* Get an atom for the datatype */ - if((obj_loc_id = H5VL_native_register(obj_type, temp_obj, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register datatype") - } - - /* Build attribute operator info */ - attr_op.op_type = H5A_ATTR_OP_APP2; - attr_op.u.app_op2 = op; + loc_params.type = H5VL_OBJECT_BY_NAME; + loc_params.obj_type = H5I_get_type(loc_id); + loc_params.loc_data.loc_by_name.name = obj_name; + loc_params.loc_data.loc_by_name.plist_id = lapl_id; - /* Call attribute iteration routine */ - last_attr = start_idx = (idx ? *idx : 0); - if((ret_value = H5O_attr_iterate(obj_loc_id, H5AC_ind_dxpl_id, idx_type, order, start_idx, &last_attr, &attr_op, op_data)) < 0) - HERROR(H5E_ATTR, H5E_BADITER, "error iterating over attributes"); + /* get the file object */ + if(NULL == (obj = (void *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* get the plugin pointer */ + if (NULL == (vol_plugin = (H5VL_t *)H5I_get_aux(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "ID does not contain VOL information") - /* Set the last attribute information */ - if(idx) - *idx = last_attr; + /* iterate over the links through the VOL */ + if((ret_value = H5VL_attr_iterate(obj, loc_params, vol_plugin, idx_type, order, idx, + op, op_data, H5AC_dxpl_id, H5_EVENT_QUEUE_NULL)) < 0) + HGOTO_ERROR(H5E_SYM, H5E_BADITER, FAIL, "attribute iteration failed") done: - /* Release resources */ - if(obj_loc_id > 0) { - if(H5I_dec_app_ref(obj_loc_id) < 0) - HDONE_ERROR(H5E_ATTR, H5E_CANTDEC, FAIL, "unable to close temporary object") - } /* end if */ - else if(loc_found && H5G_loc_free(&obj_loc) < 0) - HDONE_ERROR(H5E_ATTR, H5E_CANTRELEASE, FAIL, "can't free location") - FUNC_LEAVE_API(ret_value) } /* H5Aiterate_by_name() */ |